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Ensure solid from tapered extrusions

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This commit is contained in:
Thomas Krijnen
2021-04-24 20:47:25 +02:00
parent b231e9051b
commit 9584687fcf
3 changed files with 18 additions and 20 deletions
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src/ifcgeom/IfcGeomFunctions.cpp
+10 -7
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@@ -529,22 +529,25 @@ void IfcGeom::Kernel::set_rotation(const std::array<double, 4> &p_rotation) {
offset_and_rotation = combine_offset_and_rotation(offset, rotation);
}
bool IfcGeom::Kernel::create_solid_from_compound(const TopoDS_Shape& compound, TopoDS_Shape& shape) {
TopTools_ListOfShape face_list;
TopExp_Explorer exp(compound, TopAbs_FACE);
bool IfcGeom::Kernel::shape_to_face_list(const TopoDS_Shape& s, TopTools_ListOfShape& li) {
TopExp_Explorer exp(s, TopAbs_FACE);
for (; exp.More(); exp.Next()) {
TopoDS_Face face = TopoDS::Face(exp.Current());
face_list.Append(face);
li.Append(face);
}
return true;
}
bool IfcGeom::Kernel::create_solid_from_compound(const TopoDS_Shape& compound, TopoDS_Shape& shape) {
TopTools_ListOfShape face_list;
shape_to_face_list(compound, face_list);
if (face_list.Extent() == 0) {
return false;
}
return create_solid_from_faces(face_list, shape);
}
bool IfcGeom::Kernel::create_solid_from_faces(const TopTools_ListOfShape& face_list, TopoDS_Shape& shape) {
bool IfcGeom::Kernel::create_solid_from_faces(const TopTools_ListOfShape& face_list, TopoDS_Shape& shape, bool force_sewing) {
bool valid_shell = false;
if (face_list.Extent() == 1) {
@@ -565,7 +568,7 @@ bool IfcGeom::Kernel::create_solid_from_faces(const TopTools_ListOfShape& face_l
// found a case where this actually improves boolean ops later on.
// if (!faceset_helper_ || !faceset_helper_->non_manifold()) {
for (face_iterator.Initialize(face_list); face_iterator.More(); face_iterator.Next()) {
for (face_iterator.Initialize(face_list); !force_sewing && face_iterator.More(); face_iterator.Next()) {
// As soon as is detected one of the edges is shared, the assumption is made no
// additional sewing is necessary.
if (!has_shared_edges) {